Home / 69,147.58-95,439.19-45,260.34

Finding the Fourth Proportional to 69,147.58, 95,439.19 and 45,260.34

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Solution

The fourth proportional to 69,147.58, 95,439.19 and 45,260.34 is: 62,469.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,147.58 : 95,439.19 = 45,260.34 : x
  2. Step 2: Convert to fraction form
    69,147.58/95,439.19 = 45,260.34/x
  3. Step 3: Cross multiply
    69,147.58x = 95,439.19 × 45,260.34
  4. Step 4: Simplify right side
    69,147.58x = 4,319,610,188.72
  5. Step 5: Solve for x
    x = 4,319,610,188.72/69,147.58
  6. Step 6: Final answer
    x = 62,469.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.